[macruby-changes] [MacRuby/MacRuby] 28f761: add the note for Xcode 4.3 users into README

Branch: refs/heads/master Home: https://github.com/MacRuby/MacRuby Commit: 28f7615528904eafe7e4f491614de0306a68ae7b https://github.com/MacRuby/MacRuby/commit/28f7615528904eafe7e4f491614de0306a... Author: Watson <watson1978@gmail.com> Date: 2012-02-20 (Mon, 20 Feb 2012) Changed paths: M README.rdoc Log Message: ----------- add the note for Xcode 4.3 users into README